package br.com.test;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Servlet implementation class TestServlet
 */
@WebServlet("/GetUserServlet")
public class GetUserServlet extends HttpServlet {
    private static final long serialVersionUID = 1L;
 
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
 
        String userName = request.getParameter("userName").trim();
        if(userName == null || "".equals(userName)){
            userName = "Guest";
        }
         
        String greetings = "Hello " + userName;
         
        response.setContentType("text/plain");
        response.getWriter().write(greetings);
    }
 
}